22110021222120 has 192 divisors, whose sum is σ = 81457973251200. Its totient is φ = 5156021122560.

The previous prime is 22110021222031. The next prime is 22110021222221. The reversal of 22110021222120 is 2122212001122.

It is a happy number.

22110021222120 is a `hidden beast` number, since 2 + 211 + 0 + 0 + 212 + 221 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22110021222093 and 22110021222102.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 124236436 + ... + 124414275.

It is an arithmetic number, because the mean of its divisors is an integer number (424260277350).

Almost surely, 2^{22110021222120} is an apocalyptic number.

22110021222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110021222120 is an abundant number, since it is smaller than the sum of its proper divisors (59347952029080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22110021222120 is a wasteful number, since it uses less digits than its factorization.

22110021222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248650760 (or 248650753 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22110021222120 its reverse (2122212001122), we get a palindrome (24232233223242).

The spelling of 22110021222120 in words is "twenty-two trillion, one hundred ten billion, twenty-one million, two hundred twenty-two thousand, one hundred twenty".